Microbiology• Updated 21 October 2026
Scrub Typhus Test
A blood test for antibodies against the bacteria that cause scrub typhus.
Results: Same day to a few days Specimen: Blood
Quick Summary
Primary Purpose
To diagnose scrub typhus in people with fever, especially with an eschar.
What It Measures
IgM antibodies (ELISA or rapid test).
Preparation
No preparation.
Overview
Antibodies may not be detectable in the first few days.
Treatment often starts based on symptoms.
What It Measures
IgM
Recent infection.
How It's Performed
- 01
Blood sample
From a vein.
- 02
Test
ELISA or rapid test.
- 03
Result
Guides treatment.
Interpreting Results & Next Steps
Discuss with Doctor
Your doctor will explain what your result means and what happens next.
If values are High:
A positive IgM supports scrub typhus.
Sources and further reading
Last updated 21 October 2026. For more detail, see these trusted health organisations.
- Typhus(opens in a new tab) · MedlinePlus, US National Library of Medicine